Home / 13,828,013.78-19,089,825.92-10,102,661.50

Finding the Fourth Proportional to 13,828,013.78, 19,089,825.92 and 10,102,661.50

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Solution

The fourth proportional to 13,828,013.78, 19,089,825.92 and 10,102,661.50 is: 13,946,908.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,828,013.78 : 19,089,825.92 = 10,102,661.50 : x
  2. Step 2: Convert to fraction form
    13,828,013.78/19,089,825.92 = 10,102,661.50/x
  3. Step 3: Cross multiply
    13,828,013.78x = 19,089,825.92 × 10,102,661.50
  4. Step 4: Simplify right side
    13,828,013.78x = 192,858,049,363,686.09
  5. Step 5: Solve for x
    x = 192,858,049,363,686.09/13,828,013.78
  6. Step 6: Final answer
    x = 13,946,908.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.